<template>
  <!-- 字典管理 -->
  <el-container>
    <el-aside width="300px" v-loading="showDicloading">
      <el-container>
        <el-header>
          <el-input
            placeholder="输入关键字进行过滤"
            v-model="dicFilterText"
            clearable
          ></el-input>
        </el-header>
        <el-main class="nopadding">
          <el-tree
            ref="dic"
            class="menu"
            node-key="id"
            :data="dicList"
            :props="dicProps"
            :highlight-current="true"
            :expand-on-click-node="false"
            :filter-node-method="dicFilterNode"
            @node-click="dicClick"
          >
            <template #default="{ node, data }">
              <span class="custom-tree-node">
                <span class="label">{{ node.label }}</span>
                <span class="code">{{ data.code }}</span>
                <span class="do">
                  <el-button-group>
                    <el-button
                      icon="el-icon-edit"
                      size="small"
                      @click.stop="dicEdit(data)"
                      v-auth-button="['edit/dictionary']"
                    ></el-button>
                    <el-button
                      icon="el-icon-delete"
                      size="small"
                      v-auth-button="['delete/dictionary']"
                      @click.stop="dicDel(node, data)"
                    ></el-button>
                  </el-button-group>
                </span>
              </span>
            </template>
          </el-tree>
        </el-main>
        <el-footer style="height: 51px">
          <el-button
            type="primary"
            size="small"
            icon="el-icon-plus"
            style="width: 100%"
            @click="addDic"
            >字典分类</el-button
          >
        </el-footer>
      </el-container>
    </el-aside>
    <el-container class="is-vertical">
      <el-header>
        <div class="left-panel">
          <el-button
            type="primary"
            icon="el-icon-plus"
            v-auth-button="['add/dictionary']"
            @click="addInfo"
          ></el-button>
          <el-button
            type="danger"
            plain
            icon="el-icon-delete"
            :disabled="selection.length == 0"
            @click="batch_del"
          ></el-button>
        </div>
      </el-header>
      <el-main class="nopadding">
        <scTable
          ref="table"
          :apiObj="listApi"
          row-key="id"
          :params="listApiParams"
          @selection-change="selectionChange"
          stripe
          :paginationLayout="'prev, pager, next'"
        >
          <el-table-column type="selection" width="50"></el-table-column>
          <!-- <el-table-column label="" width="60">
            <template #default>
              <el-tag class="move" style="cursor: move"
                ><el-icon-d-caret style="width: 1em; height: 1em"
              /></el-tag>
            </template>
          </el-table-column> -->
          <el-table-column
            label="名称"
            prop="name"
            width="200"
          ></el-table-column>
          <el-table-column
            label="键值"
            prop="value"
            width="150"
          ></el-table-column>
          <el-table-column
            label="备用字段"
            prop="standby"
            width="500"
          ></el-table-column>
          <el-table-column label="是否有效" prop="status" width="100">
            <template #default="scope">
              <!-- :loading="scope.row.$switch_yx" -->
              <el-switch
                v-model="scope.row.status"
                @change="changeSwitch($event, scope.row)"
                :active-value="0"
                :inactive-value="1"
              ></el-switch>
            </template>
          </el-table-column>
          <el-table-column
            label="操作"
            fixed="right"
            align="right"
            min-width="120"
          >
            <template #default="scope">
              <el-button-group>
                <el-button
                  text
                  type="primary"
                  size="small"
                  v-auth-button="['edit/dictionary']"
                  @click="table_edit(scope.row, scope.$index)"
                  >编辑</el-button
                >
                <el-popconfirm
                  title="确定删除吗？"
                  @confirm="table_del(scope.row, scope.$index)"
                >
                  <template #reference>
                    <el-button
                      text
                      type="primary"
                      size="small"
                      v-auth-button="['delete/dictionary']"
                      >删除</el-button
                    >
                  </template>
                </el-popconfirm>
              </el-button-group>
            </template>
          </el-table-column>
        </scTable>
      </el-main>
    </el-container>
  </el-container>

  <dic-dialog
    v-if="dialog.dic"
    ref="dicDialog"
    @success="handleDicSuccess"
    @closed="dialog.dic = false"
  ></dic-dialog>

  <list-dialog
    v-if="dialog.list"
    ref="listDialog"
    @success="handleListSuccess"
    @closed="dialog.list = false"
  ></list-dialog>
</template>

<script>
import dicDialog from './dic'
import listDialog from './list'
import Sortable from 'sortablejs'

export default {
  name: 'dic',
  components: {
    dicDialog,
    listDialog
  },
  data () {
    return {
      dialog: {
        dic: false,
        info: false
      },
      showDicloading: true,
      dicList: [],
      dicFilterText: '',
      dicProps: {
        label: 'dictsortName'
      },
      listApi: null,
      listApiParams: {},
      selection: [],
      dicClickData: null,//被点击时的字典数据
    }
  },
  watch: {
    dicFilterText (val) {
      this.$refs.dic.filter(val)
    }
  },
  mounted () {
    this.getDic()
    this.rowDrop()
  },
  methods: {
    //加载树数据
    async getDic () {
      var res = await this.$API.dictionary.getDictionaryList.get()
      this.showDicloading = false
      this.dicList = this.resetTree(res.data)
      this.dicClickData = this.dicList[0]
      //获取第一个节点,设置选中 & 加载明细列表
      var firstNode = this.dicList[0]
      if (firstNode) {
        this.$nextTick(() => {
          this.$refs.dic.setCurrentKey(firstNode.id)
        })
        this.listApiParams = {
          code: firstNode.dictsortCode
        }
        this.listApi = this.$API.dictionary.getDictionaryTypeList
      }
    },
    //树过滤
    dicFilterNode (value, data) {
      if (!value) return true
      var targetText = data.dictsortName + data.dictsortCode
      return targetText.indexOf(value) !== -1
    },
    //树增加
    addDic () {
      this.dialog.dic = true
      this.$nextTick(() => {
        this.$refs.dicDialog.open()
      })
    },
    //编辑树
    dicEdit (data) {
      this.dialog.dic = true
      this.$nextTick(() => {
        var editNode = this.$refs.dic.getNode(data.id)
        var editNodeParentId = editNode.level == 1 ? undefined : editNode.parent.data.id
        data.pid = editNodeParentId
        this.$refs.dicDialog.open('edit').setData(data)
      })
    },
    //树点击事件
    dicClick (data) {
      this.dicClickData = data
      this.$refs.table.reload({
        code: data.dictsortCode
      })
    },
    //删除树
    dicDel (node, data) {
      this.$confirm(`确定删除 ${data.dictsortName} 项吗？`, '提示', {
        type: 'warning'
      }).then(async () => {
        this.showDicloading = true
        // var dicCurrentKey = this.$refs.dic.getCurrentKey()
        // this.$refs.dic.remove(data.id)
        // if (dicCurrentKey == data.id) {
        //   var firstNode = this.dicList[0]
        //   if (firstNode) {
        //     this.$refs.dic.setCurrentKey(firstNode.id)
        //     this.$refs.table.upData({
        //       code: firstNode.code
        //     })
        //   } else {
        //     this.listApi = null
        //     this.$refs.table.tableData = []
        //   }
        // }
        let res = await this.$API.dictionary.deleteDictionary.post({ id: data.id })
        console.log(res)
        this.showDicloading = false
        if (res.code == 200) {

          //删除节点是否为高亮当前 是的话 设置第一个节点高亮
          var dicCurrentKey = this.$refs.dic.getCurrentKey()
          this.$refs.dic.remove(data.id)
          if (dicCurrentKey == data.id) {
            var firstNode = this.dicList[0]
            if (firstNode) {
              this.$refs.dic.setCurrentKey(firstNode.id)
              this.$refs.table.upData({
                code: firstNode.dictsortCode
              })
            } else {
              this.listApi = null
              this.$refs.table.tableData = []
            }
          }
          this.$message.success("操作成功")
        } else {
          this.$message.warning(res.message)
        }

      }).catch(() => {

      })
    },
    //行拖拽
    rowDrop () {
      const _this = this
      const tbody = this.$refs.table.$el.querySelector('.el-table__body-wrapper tbody')
      Sortable.create(tbody, {
        handle: ".move",
        animation: 300,
        ghostClass: "ghost",
        onEnd ({ newIndex, oldIndex }) {
          const tableData = _this.$refs.table.tableData
          const currRow = tableData.splice(oldIndex, 1)[0]
          tableData.splice(newIndex, 0, currRow)
          _this.$message.success("排序成功")
        }
      })
    },
    //添加明细
    addInfo () {
      this.dialog.list = true
      this.$nextTick(() => {
        var dicCurrentKey = this.$refs.dic.getNode()
        const data = {
          dic: dicCurrentKey,
          status: 0,
          codeType: this.dicClickData.dictsortCode
        }
        this.$refs.listDialog.open().setData(data)
      })
    },
    //编辑明细
    table_edit (row) {
      this.dialog.list = true
      this.$nextTick(() => {
        this.$refs.listDialog.open('edit').setData(row)
      })
    },
    //删除明细
    async table_del (row, index) {
      var reqData = { id: row.id }
      var res = await this.$API.dictionary.deleteDictionaryValue.post(reqData)
      if (res.code == 200) {
        this.$refs.table.tableData.splice(index, 1)
        this.$message.success("删除成功")
      }
    },
    //批量删除
    batch_del () {
      this.$confirm(`确定删除选中的 ${this.selection.length} 项吗？`, '提示', {
        type: 'warning'
      }).then(async () => {
        const loading = this.$loading()
        // this.selection.forEach(item => {
        //   this.$refs.table.tableData.forEach((itemI, indexI) => {
        //     if (item.id === itemI.id) {
        //       this.$refs.table.tableData.splice(indexI, 1)
        //     }
        //   })
        // })
        let ids = this.selection.map(item => item.id).join(',')
        console.log(ids)
        var res = await this.$API.dictionary.deleteBatchDictionaryValue.post({ ids })
        loading.close()
        if (res.code == 200) {
          this.$refs.table.refresh()
          this.$message.success("操作成功")
        }
      }).catch(() => {

      })
    },
    //提交明细
    saveList () {
      this.$refs.listDialog.submit(async (formData) => {
        this.isListSaveing = true
        var res = await this.$API.demo.post.post(formData)
        this.isListSaveing = false
        if (res.code == 200) {
          //这里选择刷新整个表格 OR 插入/编辑现有表格数据
          this.listDialogVisible = false
          this.$message.success("操作成功")
        }
      })
    },
    //表格选择后回调事件
    selectionChange (selection) {
      this.selection = selection
    },
    //表格内开关事件
    async changeSwitch (val, row) {
      let data = {
        id: row.id,
        status: val
      }
      let res = await this.$API.dictionary.updateDictionaryValue.post(data)
      if (res.code == 200) {
        this.$message.success("操作成功")
      }
    },
    //本地更新数据
    handleDicSuccess (data, mode) {
      if (mode == 'add') {
        data.id = new Date().getTime()
        if (this.dicList.length > 0) {
          this.$refs.table.upData({
            code: data.dictsortCode
          })
        } else {
          this.listApiParams = {
            code: data.dictsortCode
          }
          this.listApi = this.$API.dic.info
        }
        this.$refs.dic.append(data, data.pid[0])
        this.$refs.dic.setCurrentKey(data.id)
      } else if (mode == 'edit') {
        var editNode = this.$refs.dic.getNode(data.id)
        //判断是否移动？
        var editNodeParentId = editNode.level == 1 ? undefined : editNode.parent.data.id
        if (editNodeParentId != data.parentId) {
          var obj = editNode.data
          this.$refs.dic.remove(data.id)
          this.$refs.dic.append(obj, data.parentId[0])
        }
        Object.assign(editNode.data, data)
      }
    },
    //本地更新数据
    handleListSuccess (data, mode) {
      if (mode == 'add') {
        this.$refs.table.refresh()
      } else if (mode == 'edit') {
        this.$refs.table.refresh()
      }
    },
    // 初始化树
    resetTree (list, p_id) {
      return list.filter(item => p_id == undefined ? !item.pid : item.pid == p_id).map(e_item => {
        let obj = {
          id: e_item.id,
          pid: e_item.pid,
          dictsortCode: e_item.dictsortCode,
          dictsortName: e_item.dictsortName,
          children: this.resetTree(list, e_item.id)
        }
        return obj
      })

    }
  }
}
</script>

<style scoped>
.menu:deep(.el-tree-node__label) {
  display: flex;
  flex: 1;
  height: 100%;
}
.custom-tree-node {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  padding-right: 24px;
  height: 100%;
}
.custom-tree-node .code {
  font-size: 12px;
  color: #999;
}
.custom-tree-node .do {
  display: none;
}
.custom-tree-node:hover .code {
  display: none;
}
.custom-tree-node:hover .do {
  display: inline-block;
}
</style>
